Luminosity masks are one of the most intimidating techniques in Photoshop.  So it’s no surprise that a lot of people ask “what are they?”  In the video tutorial below, I show how they are a powerful option to make dramatic enhancements to a photo that look natural.  I start with the basics of selections and masks, then show the limitations of the magic wand to create selections, and how you can use luminosity masks to overcome those limitations.